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Natural Heritage Inventory data county tool
Walworth County Natural Heritage Inventory data
The following is a list of species and natural features on the Natural Heritage Working List that have been documented in Walworth County. These data are provided for general planning and assessment purposes only and should not be used for screening or reviewing proposed land development or land management projects. Learn about other methods for obtaining data, including project-specific data.
| Scientific Name | Common Name | WI Status |
Federal Status |
Group |
|---|---|---|---|---|
| Acris blanchardi | Blanchard's Cricket Frog | END | Rare Amphibians | |
| Aflexia rubranura | Red-tailed Prairie Leafhopper | END | Rare Leafhoppers and True Bugs | |
| Agalinis auriculata | Earleaf Foxglove | SC | Rare Plants | |
| Agrimonia parviflora | Swamp Agrimony | SC | Rare Plants | |
| Alasmidonta marginata | Elktoe | SC/P | Rare Mussels and Clams | |
| Alasmidonta viridis | Slippershell Mussel | THR | Rare Mussels and Clams | |
| Ammodramus henslowii | Henslow's Sparrow | THR | SOC | Rare Birds |
| Anticlea elegans ssp. glaucus | White Camas | SC | Rare Plants | |
| Aplectrum hyemale | Putty Root | SC | Rare Plants | |
| Ardea alba | Great Egret | THR | Rare Birds | |
| Arnoglossum plantagineum | Prairie Indian-plantain | SC | Rare Plants | |
| Asclepias lanuginosa | Woolly Milkweed | THR | Rare Plants | |
| Asclepias ovalifolia | Dwarf Milkweed | THR | Rare Plants | |
| Asclepias purpurascens | Purple Milkweed | END | Rare Plants | |
| Asclepias sullivantii | Prairie Milkweed | THR | Rare Plants | |
| Bartramia longicauda | Upland Sandpiper | THR | Rare Birds | |
| Besseya bullii | Kitten Tails | THR | Rare Plants | |
| Bird Rookery | Bird Rookery | SC | Miscellaneous Elements | |
| Bog relict | Bog Relict | NA | Herbaceous Communities - Sedge Meadows, Fens, and Bogs | |
| Bombus affinis | Rusty-patched Bumble Bee | SC/FL | LE | Rare Ants, Wasps, and Bees |
| Buteo lineatus | Red-shouldered Hawk | THR | Rare Birds | |
| Calcareous fen | Calcareous Fen | NA | Herbaceous Communities - Sedge Meadows, Fens, and Bogs | |
| Calephelis muticum | Swamp Metalmark | END | SOC | Rare Butterflies and Moths |
| Camassia scilloides | Wild Hyacinth | END | Rare Plants | |
| Carex suberecta | Prairie Straw Sedge | SC | Rare Plants | |
| Carex swanii | Swan Sedge | SC | Rare Plants | |
| Carex sychnocephala | Many-headed Sedge | SC | Rare Plants | |
| Chlidonias niger | Black Tern | END | SOC | Rare Birds |
| Cirsium hillii | Hill's Thistle | THR | SOC | Rare Plants |
| Conioselinum chinense | Hemlock-parsley | END | Rare Plants | |
| Cuscuta glomerata | Rope Dodder | SC | Rare Plants | |
| Cypripedium candidum | White Lady's-slipper | THR | Rare Plants | |
| Dry prairie | Dry Prairie | NA | Herbaceous Communities - Prairies | |
| Dry-mesic prairie | Dry-mesic Prairie | NA | Herbaceous Communities - Prairies | |
| Eleocharis compressa var. compressa | Flat-stemmed Spike-rush | SC | Rare Plants | |
| Eleocharis quinqueflora | Few-flowered Spike-rush | SC | Rare Plants | |
| Eleocharis rostellata | Beaked Spike-rush | THR | Rare Plants | |
| Emergent marsh | Emergent Marsh | NA | Herbaceous Communities - Marshes | |
| Empidonax virescens | Acadian Flycatcher | THR | Rare Birds | |
| Emydoidea blandingii | Blanding's Turtle | SC/P | SOC | Rare Reptiles |
| Enallagma basidens | Double-striped Bluet | SC/N | Rare Dragonflies and Damselflies | |
| Ephemeral pond | Ephemeral Pond | NA | Lakes and Ponds | |
| Epilobium strictum | Downy Willow-herb | SC | Rare Plants | |
| Equisetum palustre | Marsh Horsetail | SC | Rare Plants | |
| Erimyzon sucetta | Lake Chubsucker | SC/N | Rare Fishes | |
| Etheostoma microperca | Least Darter | SC/N | Rare Fishes | |
| Eurybia furcata | Forked Aster | THR | Rare Plants | |
| Fundulus dispar | Starhead Topminnow | END | Rare Fishes | |
| Geothlypis formosa | Kentucky Warbler | THR | Rare Birds | |
| Helmitheros vermivorum | Worm-eating Warbler | END | Rare Birds | |
| Herp Hibernaculum | Herp Hibernaculum | SC | Miscellaneous Elements | |
| Houstonia caerulea | Azure Bluets | SC | Rare Plants | |
| Hypericum sphaerocarpum | Round-fruited St. John's Wort | THR | Rare Plants | |
| Icteria virens | Yellow-breasted Chat | SC/M | Rare Birds | |
| Ischnura kellicotti | Lilypad Forktail | SC/N | Rare Dragonflies and Damselflies | |
| Ixobrychus exilis | Least Bittern | SC/M | Rare Birds | |
| Lake--deep, hard, drainage | Lake--Deep, Hard, Drainage | NA | Lakes and Ponds | |
| Lake--hard bog | Lake--Hard Bog | NA | Lakes and Ponds | |
| Lake--shallow, hard, drainage | Lake--Shallow, Hard, Drainage | NA | Lakes and Ponds | |
| Lepomis megalotis | Longear Sunfish | THR | Rare Fishes | |
| Lithobates palustris | Pickerel Frog | SC/H | Rare Amphibians | |
| Luxilus chrysocephalus | Striped Shiner | END | Rare Fishes | |
| Mesic prairie | Mesic Prairie | NA | Herbaceous Communities - Prairies | |
| Minuartia dawsonensis | Rock Stitchwort | SC | Rare Plants | |
| Moxostoma duquesnei | Black Redhorse | END | Rare Fishes | |
| Muhlenbergia richardsonis | Mat Muhly | END | Rare Plants | |
| Northern wet forest | Northern Wet Forest | NA | Northern Forests | |
| Notropis anogenus | Pugnose Shiner | THR | Rare Fishes | |
| Notropis nubilus | Ozark Minnow | THR | Rare Fishes | |
| Noturus exilis | Slender Madtom | END | Rare Fishes | |
| Nuphar advena | Yellow Water Lily | SC | Rare Plants | |
| Nycticorax nycticorax | Black-crowned Night-Heron | SC/M | Rare Birds | |
| Oak opening | Oak Opening | NA | Savannas and Woodlands | |
| Oak woodland | Oak Woodland | NA | Savannas and Woodlands | |
| Oenothera serrulata | Yellow Evening Primrose | SC | Rare Plants | |
| Open bog | Open Bog | NA | Herbaceous Communities - Sedge Meadows, Fens, and Bogs | |
| Papaipema silphii | Silphium Borer Moth | END | Rare Butterflies and Moths | |
| Phalaropus tricolor | Wilson's Phalarope | SC/M | Rare Birds | |
| Phegopteris hexagonoptera | Broad Beech Fern | SC | Rare Plants | |
| Platanthera flava var. herbiola | Pale Green Orchid | THR | Rare Plants | |
| Platanthera leucophaea | Eastern Prairie White Fringed Orchid | END | LT | Rare Plants |
| Platanus occidentalis | Sycamore | SC | Rare Plants | |
| Polystichum acrostichoides | Christmas Fern | SC | Rare Plants | |
| Prenanthes aspera | Rough Rattlesnake-root | END | Rare Plants | |
| Procambarus gracilis | Prairie Crayfish | SC/N | Rare Crustaceans | |
| Ptelea trifoliata ssp. trifoliata var. trifoliata | Wafer-ash | SC | Rare Plants | |
| Ranunculus cymbalaria | Seaside Crowfoot | THR | Rare Plants | |
| Regina septemvittata | Queensnake | END | Rare Reptiles | |
| Ruellia humilis | Hairy Wild Petunia | END | Rare Plants | |
| Scleria triglomerata | Whip Nutrush | SC | Rare Plants | |
| Scleria verticillata | Low Nutrush | SC | Rare Plants | |
| Scutellaria parvula var. parvula | Small Skullcap | END | Rare Plants | |
| Setophaga cerulea | Cerulean Warbler | THR | SOC | Rare Birds |
| Setophaga citrina | Hooded Warbler | THR | Rare Birds | |
| Shrub-carr | Shrub-carr | NA | Shrub Communities | |
| Sistrurus catenatus | Eastern Massasauga | END | LT | Rare Reptiles |
| Southern dry forest | Southern Dry Forest | NA | Southern Forests | |
| Southern dry-mesic forest | Southern Dry-mesic Forest | NA | Southern Forests | |
| Southern mesic forest | Southern Mesic Forest | NA | Southern Forests | |
| Southern sedge meadow | Southern Sedge Meadow | NA | Herbaceous Communities - Sedge Meadows, Fens, and Bogs | |
| Southern Tamarack Swamp | Southern Tamarack Swamp | NA | Southern Forests | |
| Springs and spring runs, hard | Springs and Spring Runs, Hard | NA | Springs and Streams | |
| Stream--slow, hard, warm | Stream--Slow, Hard, Warm | NA | Springs and Streams | |
| Thalictrum revolutum | Waxleaf Meadowrue | SC | Rare Plants | |
| Thamnophis radix | Plains Gartersnake | SC/H | Rare Reptiles | |
| Thaspium trifoliatum var. flavum | Purple Meadow Parsnip | SC | Rare Plants | |
| Triantha glutinosa | False Asphodel | THR | Rare Plants | |
| Trichophorum cespitosum | Tufted Bulrush | THR | Rare Plants | |
| Triglochin palustris | Slender Bog Arrow-grass | SC | Rare Plants | |
| Venustaconcha ellipsiformis | Ellipse | THR | Rare Mussels and Clams | |
| Verbena simplex | Narrow-leaved Vervain | SC | Rare Plants | |
| Villosa iris | Rainbow Shell | END | Rare Mussels and Clams | |
| Wet-mesic prairie | Wet-mesic Prairie | NA | Herbaceous Communities - Prairies | |
| Xanthocephalus xanthocephalus | Yellow-headed Blackbird | SC/M | Rare Birds |
Last revised: July 18, 2017
